Fiber connection structure with optical connector, and module

Abstract

In a fiber connection structure with optical connectors according to one embodiment, among m first connector port groups, arrangement orders of colors of a plurality of the optical fibers in (2×j−1)th (j is a natural number satisfying 1≤j and 2×j≤m) first connector port groups are the same, and among the m first connector port groups, arrangement orders of the colors of the plurality of optical fibers in (2×j)th first connector port groups are the same. The arrangement order of the colors of the plurality of optical fibers in the (2×j)th first connector port group is a reverse order of the arrangement order of the colors of the plurality of optical fibers in the (2×j−1)th first connector port group.

The invention claimed is: 
     
       1. A fiber connection structure with optical connectors comprising:
 a plurality of optical fibers; 
 a plurality of first connector port groups each including a plurality of optical fiber holding holes to which one ends of the plurality of optical fibers are wired; and 
 a plurality of second connector port groups each including a plurality of optical fiber holding holes to which the other ends of the plurality of optical fibers are wired, 
 wherein n optical fibers are wired to each of m first connector port groups, where m is a natural number satisfying 2≤m and n is a natural number satisfying 2≤n, 
 m optical fibers are wired to each of n second connector port groups, 
 one optical fiber from one first connector port group is wired to each of the n second connector port groups, 
 the n optical fibers are wired to the one first connector port group in an arranged state, 
 the m optical fibers are wired to one second connector port group in an arranged state, 
 among the n optical fibers wired to the one first connector port group, a color of a kth optical fiber and a color of an (n−k+1)th optical fiber are different from each other, where k is a natural number satisfying 1≤k≤n, 
 among the m first connector port groups, arrangement orders of colors of the plurality of optical fibers in (2×j−1)th first connector port groups are the same, where j is a natural number satisfying 1≤j and 2×j≤m, 
 among the m first connector port groups, arrangement orders of the colors of the plurality of optical fibers in (2×j)th first connector port groups are the same, and 
 the arrangement order of the colors of the plurality of optical fibers in the (2×j)th first connector port group is a reverse order of the arrangement order of the colors of the plurality of optical fibers in the (2×j−1)th first connector port group. 
 
     
     
       2. A fiber connection structure with optical connectors comprising:
 a plurality of optical fibers; 
 a plurality of first connector port groups each including a plurality of optical fiber holding holes to which one ends of the plurality of optical fibers are wired; and 
 a plurality of second connector port groups each including a plurality of optical fiber holding holes to which the other ends of the plurality of optical fibers are wired, 
 wherein n optical fibers are wired to each of m first connector port groups, where m is a natural number satisfying 2≤m and n is a natural number satisfying 2≤n, 
 m optical fibers are wired to each of n second connector port groups, 
 one optical fiber from one first connector port group is wired to each of the n second connector port groups, 
 the n optical fibers are wired to the one first connector port group in an arranged state, 
 the m optical fibers are wired to one second connector port group in an arranged state, 
 among the n optical fibers wired to the one first connector port group, a color of a kth optical fiber and a color of an (n−k+1)th optical fiber are different from each other, where k is a natural number satisfying 1≤k≤n, 
 the optical fibers having two colors among colors of the optical fibers wired to the one first connector port group are wired to the one second connector port group, and 
 in the one second connector port group, the colors of the optical fibers disposed adjacent to each other are different from each other. 
 
     
     
       3. The fiber connection structure with optical connectors according to  claim 1 ,
 wherein m is a natural number satisfying 3≤m, and n is a natural number satisfying 3≤n. 
 
     
     
       4. The fiber connection structure with optical connectors according to  claim 1 ,
 wherein at least some of the n optical fibers wired to each of the first connector port groups are ribbonized, and 
 at least some of the m optical fibers wired to each of the second connector port groups are ribbonized. 
 
     
     
       5. The fiber connection structure with optical connectors according to  claim 1 ,
 wherein each of the plurality of optical fibers wires a qth optical fiber holding hole of a pth first connector port group among the m first connector port groups to a pth optical fiber holding hole of a qth second connector port group among the n second connector port groups, where p is a natural number satisfying 1≤p≤m and q is a natural number satisfying 1≤q≤n. 
 
     
     
       6. The fiber connection structure with optical connectors according to  claim 1 , further comprising:
 a plurality of first multi-core connectors; and 
 a plurality of second multi-core connectors, 
 wherein one first multi-core connector includes two first connector port groups, and the two first connector port groups are disposed in parallel to each other in the one first multi-core connector, and 
 one second multi-core connector includes two second connector port groups, and the two second connector port groups are disposed in parallel to each other in the one second multi-core connector. 
 
     
     
       7. The fiber connection structure with optical connectors according to  claim 1 , further comprising:
 a plurality of first multi-core connectors; and 
 a plurality of second multi-core connectors, 
 wherein one first multi-core connector includes one first connector port group, and 
 one second multi-core connector includes one second connector port group. 
 
     
     
       8. The fiber connection structure with optical connectors according to  claim 6 ,
 wherein both the first multi-core connector and the second multi-core connector are 24-core connectors, to each of which 24 optical fibers are connected. 
 
     
     
       9. The fiber connection structure with optical connectors according to  claim 1 , further comprising:
 m first multi-core connectors; and 
 n second multi-core connectors, 
 wherein one first multi-core connector includes one first connector port group, 
 a (2×j−1)th first multi-core connector includes a first identification portion, 
 a (2×j)th first multi-core connector includes a second identification portion, and 
 the (2×j−1)th first multi-core connector and the (2×j)th first multi-core connector are recognizable by visually recognizing the first identification portion and the second identification portion. 
 
     
     
       10. A module comprising:
 the fiber connection structure with optical connectors according to  claim 6 ; 
 a first adapter to which the first multi-core connector is connected; 
 a first wall surface that exposes and supports the first adapter; 
 a second adapter to which the second multi-core connector is connected; and 
 a second wall surface that exposes and supports the second adapter, 
 wherein the fiber connection structure with optical connectors optically connects the first adapter and the second adapter. 
 
     
     
       11. The module according to  claim 10 , further comprising:
 a housing having the first wall surface, the second wall surface facing the first wall surface, and a third wall surface connecting the first wall surface and the second wall surface, 
 wherein the housing houses the fiber connection structure with optical connectors.